Conservation Biodiversity 8 Ecosystems 6 biodiversity 6 Forestry 4 conservation management 4 spatial distribution 3 species diversity 3 species richness 3 Ecoacoustic 2 Fisheries 2 Functional diversity 2 Marine biology 2 Monitoring 2 Reefs 2 anthropogenic effect 2 conservation status 2 endangered species 2 protected area 2 species conservation 2 taxonomy 2 20th century 1 Acoustic activity 1 Acoustic complexity index 1 Acoustic index 1 Acoustic indices 1 Acoustic mapping 1 Acoustic measuring instruments 1 Acoustic survey 1 Adaptive process 1